Fuel cutoff- what triggers it?

[isham-research.freeserve.co.uk at pop.pol.net.uk]

> Also I don't buy that the stock boost sensor is so inaccurate. I'm sure
> Audi chose a decent sesnor. They didn't need a very fine resolution, but it
> needed to be decently accurate. Most likely the sensor has a much finer
> resolution, but the gauge just can't display it cuz it's only 2 digits. You
> can't judge a sensor simply by the gauge it uses to display it's output. It
> used to go to 1.4 bar, so it's doubtful that the sensor or gauge just
> suddenly stopped going past 1.2, but might be remotely possible.

Audi themselves say that the dashboard gauge is inaccurate and should
not be relied on for any serious purpose.

> A leaky ecu line will allow the boost to increase w/o control, agreed?

How leaky?  It comes off the manifold, and there's no shortage of supply.

> Cuz it might have needed replacing anyway, and it'll be a lot cheaper when
> you realize replacing a $75 diaphragm didn't change anything.

Diaphragms are the equivalent of $30 over here.  Sod to change,
though.

--
 Phil Payne
 http://www.isham-research.freeserve.co.uk/quattro
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